CN209647462U - Bung compression type internal and external screw thread portion's composite molding system - Google Patents
Bung compression type internal and external screw thread portion's composite molding system Download PDFInfo
- Publication number
- CN209647462U CN209647462U CN201920182616.3U CN201920182616U CN209647462U CN 209647462 U CN209647462 U CN 209647462U CN 201920182616 U CN201920182616 U CN 201920182616U CN 209647462 U CN209647462 U CN 209647462U
- Authority
- CN
- China
- Prior art keywords
- core
- screw thread
- cam
- internal
- external screw
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D51/00—Making hollow objects
- B21D51/16—Making hollow objects characterised by the use of the objects
- B21D51/38—Making inlet or outlet arrangements of cans, tins, baths, bottles, or other vessels; Making can ends; Making closures
- B21D51/40—Making outlet openings, e.g. bung holes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D51/00—Making hollow objects
- B21D51/16—Making hollow objects characterised by the use of the objects
- B21D51/38—Making inlet or outlet arrangements of cans, tins, baths, bottles, or other vessels; Making can ends; Making closures
- B21D51/44—Making closures, e.g. caps
- B21D51/50—Making screw caps
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D22/00—Shaping without cutting, by stamping, spinning, or deep-drawing
- B21D22/02—Stamping using rigid devices or tools
- B21D22/025—Stamping using rigid devices or tools for tubular articles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D22/00—Shaping without cutting, by stamping, spinning, or deep-drawing
- B21D22/02—Stamping using rigid devices or tools
- B21D22/04—Stamping using rigid devices or tools for dimpling
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D53/00—Making other particular articles
- B21D53/24—Making other particular articles nuts or like thread-engaging members
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Forging (AREA)
- Casting Or Compression Moulding Of Plastics Or The Like (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
The utility model relates to a kind of bung compression type internal and external screw thread portion's composite molding systems, compression type internal and external screw thread portion's composite molding system is in order to enable the expanding and shaping power of expanding collet core and the contraction forming force of shrinkage type collet core mutually work to reverse direction in the inside and outside circumferential surface of machined object and make internal and external screw thread portion in a manner of pressurizeing while forming, including expanding collet core (10), shrinkage type collet core (20) are used as primary structure.
Description
Technical field
The utility model relates to a kind of compression type internal and external screw thread portion's composite molding systems to be related to a kind of bucket in more detail
Lid compression type internal and external screw thread portion's composite molding system, wherein the expanding and shaping power of expanding collet core and shrinkage type press from both sides
The contraction forming force of head core mutually works to reverse direction simultaneously in the inside and outside circumferential surface of machined object, thus with pressuring method
Composite molding internal and external screw thread portion.
Background technique
In general, threaded portion is to cut spiral-shaped slot along the inner peripheral surface of circular outer diameter or hole and mentioned by rotary force
For the structure of binding strength, mainly it is widely used in connection, fixation or container cover of mechanical part etc..But most of threaded portion
It is fabricated by the Cutting Process for including rotary cut, thus production efficiency is low, in particular, being just applied to the container as bucket
Lid threaded portion for, even if threaded portion passes through cutting forming under conditions of not exigent precision, it may have raw
The problem of producing inefficiency, manufacturing cost increase.
Therefore, following technology is formerly registered in Korean Patent No. 10-1092020 disclosed in the prior art: right
During carrying out machine-shaping along the internal screw thread lid that the tap hole of bucket is connected and fixed, for going out for oils (including liquid)
Enter, does not throw away the sheet metal of the bore portion (circular chips) for the central part being inevitably truncated, but utilizing has one
The single metal plate material (raw material) of thickness is determined, to carry out spiral shell with the height internal screw thread lid and with the internal screw thread lid
The form of height after the height merging together of the external thread cap of line switch is pressurised into single mold, so that integral molding is cup
The internal and external screw thread lid of sub- shape, is truncated and is divided into interior blank and outer blank, respectively the internal threads and outer in a manner of rolled thread
Screw thread carries out machine-shaping, accordingly, the metal plate based on the circular chips being meaninglessly dropped when saving the molding of internal screw thread lid
Material (raw material), meanwhile, with a sheet metal in a manner of rolling machine-shaping internal screw thread lid and external thread cap, to save life
While producing cost the efficiency of operations for forming is maximized.
But the prior art forms the technology or benefit of barrel internal screw thread lid and external thread cap by using thread roller
Applied force after material is inserted between 2 revolution punch dies with screw-type bumps with the characteristic of thread roller, without cutting
It cuts, but by the way of the screw thread by being plastically deformed threading, to have so that the problem of process time postpones.
Moreover, it because when external thread part forms, needs to turn round punch die in machined object periphery face contact external screw thread,
In forming internal threads, needs to be inserted into setting internal screw thread in machined object inner peripheral surface and turn round punch die, so internal screw thread, external screw thread
Portion's molding is distinguished with special manufacturing device or production line, thus while constructing production equipment needs many expenses, big portion
Small business is divided to replace revolution punch die, alternately internal thread part and external thread part operations for forming on single roller press, by
From the point of view of this, operation changing is complicated and improving productivity aspect has limitation.
Utility model content
The utility model proposes in order to solve described problem, and it is an object of the present invention to provide a kind of compression type internal and external screw thread portion is multiple
Synthesis type system, the expanding and shaping power of expanding collet core and the contraction forming force of shrinkage type collet core are being processed
The inside and outside circumferential surface of object mutually works to reverse direction simultaneously, so that internal and external screw thread portion is with pressuring method composite molding.
In order to reach such purpose, the utility model is characterised by comprising: expanding collet core 10 is matched
It is set to and is expanded by being moved with the inclined surface of inside cam 1, form internal thread part A1 in machined object A inner peripheral surface；It shrinks
Type collet core 20 is configured to be oppositely arranged with the expanding collet core 10, passes through the inclination with outer cam 2
Face, which moves, is shunk, in machined object A outer peripheral surface mold outside threads portion A2；The expanding collet core 10 expands into
The contraction forming force of type power and shrinkage type collet core 20 is mutually acted as to reverse direction simultaneously in the inside and outside circumferential surface of machined object A
With to be press-formed internal thread part A1 and external thread part A2.
At this moment, the expanding collet core 10 includes: rail block 12, is transferred along inside cam 1；In multiple
Diameter thread core 14, the rounded configuration in the form of being pressurized in machined object A inner peripheral surface form internal thread part A1；Elasticity
Piece 16 connects rail block 12 and internal diameter whorl type core 14；14 inner peripheral surface of internal diameter thread core be provided with inside cam 1 into
The inclined surface 18 of line tilt campaign.
In addition, the shrinkage type collet core 20 includes: rail block 22, transferred along outer cam 2；It is multiple outer
Diameter thread core 24, the rounded configuration in the form of being pressurized in machined object A outer peripheral surface, mold outside threads portion A2；Elasticity
Piece 26 connects rail block 22 and outer-diameter threads type core 24；24 outer peripheral surface of outer diameter thread core be provided with outer cam 2 into
The inclined surface 28 of line tilt campaign.
In addition, if the shrinkage type collet core 20 is led the support of handle 29 and is moved to outer spiral shell along outer cam 2
Line portion A2 shaping position is then shunk by 2 feeding force of outer cam, thus in machined object A outer peripheral surface mold outside threads
Portion A2.
In addition, the outer cam 2 is configured to fixed, shrinkage type collet core 20 passes through 1 feeding force of inside cam
Pressurizeed and outward 2 medial movement of cam while generate convergent force, thus in machined object A outer peripheral surface mold outside threads
Portion A2.
If shunk in addition, the shrinkage type collet core 20 is moved by the inclined surface with outer cam 2
In machined object A outer peripheral surface mold outside threads portion A2, then spiral is carried out along machined object A outer peripheral surface together with outer cam 2
Movement.
By the structure and effect, the utility model has the effect that expanding into for expanding collet core
The contraction forming force of type power and shrinkage type collet core mutually works to reverse direction simultaneously in the inside and outside circumferential surface of machined object,
To with pressuring method composite molding internal and external screw thread portion, that is, the internal and external screw thread pattern tool of inside and outside diameter thread core be placed in by
It is pressurized in intermeshing position between machining object, to simply and rapidly form internal and external screw thread portion.
Detailed description of the invention
Fig. 1 is the whole compression type internal and external screw thread portion's composite molding system shown according to the utility model one embodiment
Composition figure.
Fig. 2 is the behaviour for showing compression type internal and external screw thread portion's composite molding system according to the utility model one embodiment
The composition figure of work sequence.
Fig. 3 is the behaviour for showing compression type internal and external screw thread portion's composite molding system according to another embodiment of the utility model
The composition figure of work sequence.
Fig. 4 is the receipts for showing compression type internal and external screw thread portion's composite molding system according to another embodiment of the utility model
The composition figure of miniature collet core screw state.
Label declaration:
10: expanding collet core
20: shrinkage type collet core
Specific embodiment
Hereinafter, being described in detail with reference to preferred embodiment of the attached drawing to the utility model.
Fig. 1 is the whole compression type internal and external screw thread portion's composite molding system shown according to the utility model one embodiment
Composition figure, Fig. 2 is the behaviour for showing compression type internal and external screw thread portion's composite molding system according to the utility model one embodiment
The composition figure of work sequence, Fig. 3 are the compression type internal and external screw thread portion's composite moldings shown according to another embodiment of the utility model
The composition figure of the operation order of system, Fig. 4 are the compression type internal and external screw thread portions shown according to another embodiment of the utility model
The composition figure of the shrinkage type collet core screw state of composite molding system.
The utility model relates to compression type internal and external screw thread portion's composite molding system, the portion's composite moldings of compression type internal and external screw thread
System is in order to enable the expanding and shaping power of expanding collet core and the contraction forming force of shrinkage type collet core are being added
The inside and outside circumferential surface of work object mutually to reverse direction simultaneously work and with pressuring method composite molding internal and external screw thread portion, including expanding
Collet core 10, shrinkage type collet core 20.In addition, illustrating machined object by one embodiment in the utility model
A is the cup type lid of bucket, but be not limited to that this, can be widely used in forming inside and outside spiral shell in the inside and outside circumferential surface of tube of material
The product in line portion.
Expanding collet core 10 according to the present utility model is configured to by moving with the inclined surface of inside cam 1
To expansion, internal thread part A1 is formed in the inner peripheral surface of machined object A.The expanding collet core 10 includes: rail block 12,
It is transferred along inside cam 1；Multiple internal diameter whorl type cores 14 are in the form of being pressurized in machined object A inner peripheral surface
Circular configuration forms internal thread part A1；Elastic piece 16 connects rail block 12 and internal diameter whorl type core 14；In internal diameter screw-type
14 inner peripheral surface of core is provided with the inclined surface 18 that banking motion is carried out with inside cam 1.Wherein, in 14 inner peripheral surface of internal diameter thread core
It is formed with the external screw thread mold for forming internal thread part A1.
At this moment, the internal diameter whorl type core 14 is at least equally spaced spaced apart in 3 places, each internal diameter whorl type core
14 act on convergent force by elastic piece 16.Therefore, it is multiple interior when expanding collet core 10 is inserted in inside machined object A
Diameter thread core 14 is shunk and is entered without let or hindrance, later if inside cam 1 is transferred downwards, in internal diameter whorl
14 inner peripheral surface of type core, inclined surface 18 and inside cam 1 carry out inclined surface movement, and multiple internal diameter whorl type cores 14 obtain expansion transfer
While be pressurized in machined object A inner peripheral surface, to form internal thread part A1.
Also, the rail block 12 forms the outer diameter of expansion compared to internal diameter whorl type core 14, determines to be added due to using
Work object A enters the stopper of depth, thus, when mass production, makes machined object A enter depth by rail block 12 and often protects
It holds centainly, so that internal thread part A1 forming quality is uniformly maintained.
On the other hand, the rail block 12 is set as the locating snap ring by being set to inside 1 outer peripheral surface of cam and restores bullet
Spring limits operation distance.That is, transferred upwards by inside cam 1, in the position that 14 expansionary force of internal diameter thread core is released from,
Rail block 12 is stuck in locating snap ring, to be easy to separate out of machined object A while transfer upwards together with inside cam 1.
In Fig. 1, shrinkage type collet core 20 according to the present utility model is configured to and expanding collet core 10
It is oppositely arranged, is shunk by being moved with the inclined surface of outer cam 2, thus in machined object A outer peripheral surface mold outside threads
Portion A2.The shrinkage type collet core 20 includes: rail block 22, is transferred along outer cam 2；Multiple outer-diameter threads types
Core 24, the rounded configuration in the form of being pressurized in machined object A outer peripheral surface, mold outside threads portion A2；Elastic piece 26,
Connect rail block 22 and outer-diameter threads type core 24；It is provided in 24 outer peripheral surface of outer diameter thread core and is tilted with outer cam 2
Move inclined surface 28.Wherein, the internal screw thread form for mold outside threads portion A2 is formed in 24 inner peripheral surface of outer diameter thread core
Mold.
At this moment, the outer-diameter threads type core 24 is at least equally spaced spaced apart in 3 places, each outer-diameter threads type core
24 pass through 26 expansion force of elastic piece.Therefore, when machined object A outer peripheral surface is inserted in shrinkage type collet 20 inside of core,
Multiple outer-diameter threads type cores 24 are received with the state of elastic dilatation.Later if outer cam 2 is transferred upwards, in outer diameter
24 outer peripheral surface of thread core, inclined surface 28 and outer cam 2 carry out inclined surface movement, therefore, multiple 24 quilts of outer-diameter threads type core
It is pressurized while shrinking transfer in machined object A outer peripheral surface, thus mold outside threads portion A2.
On the other hand, the rail block 22 is set as being inserted into 2 inner peripheral surface of outer cam and spring is upward to be obtained by restoring
It is always flexibly supported upwards to resilient support in the section for not acting on the convergent force based on outer cam 2, thus multiple
Shrinkage type collet core 20 is waited with the state of expansion.
In addition, the expanding and shaping power of the expanding collet core 10 and the contraction molding of shrinkage type collet core 20
Power mutually plays a role to reverse direction simultaneously in the inside and outside circumferential surface of machined object A, thus with the inside and outside spiral shell of pressuring method composite molding
Line portion A1, A2.That is, making inside and outside diameter thread core 14,24 in lateral expansion by the plus-pressure up and down of medial and lateral cam 1,2
The inside and outside circumferential surface of pressurization machined object A while opening, reduce, at this moment, the internal and external screw thread type of inside and outside diameter thread core 14,24
Mold is placed between machined object A, is engaged in intermeshing position, is simply and rapidly press-formed internal and external screw thread portion
A1、A2。
As an example, it supports and is moved along outer cam 2 if the shrinkage type collet core 20 is led handle 29
Move to external thread part A2 shaping position, then shunk by 2 feeding force of outer cam, thus machined object A outer peripheral surface at
Type external thread part A2.That is, as shown in Figure 2 a, passing through the expanding collet core 10 transferred downwardly together with inside cam 1
Expansionary force, molding A are clamped, and later as shown in Figure 2 b, by leading the operating force of handle 29, shrinkage type collet core 20 is upward
Direction is transferred, if 24 inner peripheral surface of outer-diameter threads type core is located at 14 phase of internal diameter whorl type core with expanding collet core 10
Pair height, then as Fig. 2 c, the expanding and shaping power of the expanding collet core 10 based on downward transfer inside cam 1
With the contraction forming force of the shrinkage type collet core 20 based on upward transfer outer cam 2, in the inside and outside circumferential surface of machined object A
It mutually works simultaneously to reverse direction, thus internal and external screw thread portion A1, A2 promptly composite molding in a manner of pressurizeing.Later such as
Shown in Fig. 2 d, medial and lateral cam 1,2 is operated according to the operation inverted order, expanding collet core 10 is shunk, shrinkage type
Collet core 20 is expanded, to easily take out the machined object A for forming internal and external screw thread portion A1, A2.
As shown in another embodiment, the outer cam 2 is set as fixed, and shrinkage type collet core 20 passes through inside
1 feeding force of cam pressurizeed and outward 2 medial movement of cam while generate convergent force, thus in the periphery machined object A
Face mold outside threads portion A2.As shown in Figure 3a, if passing through the expanding collet core transferred downwardly together with inside cam 1
The expansionary force in portion 10, to clamp the state of molding A, 1 bottom surface of inside cam to shrinkage type collet core 20 lead handle 29 or
The pressurization of the upper surface of rail block 22, then as shown in Figure 3b, while shrinkage type collet core 20 declines, inclined surface 28 and fixation
Type outer cam 2 carries out inclined surface movement, thus as shown in Figure 3c, the expanding folder transferred in downward direction based on inside cam 1
The expanding and shaping power of head core 10 and shrinkage type collet core 20 based on the transfer of 2 upward direction of outer cam are shrunk to
Type power mutually works to reverse direction simultaneously in the inside and outside circumferential surface of machined object A, so that internal and external screw thread portion A1, A2 are with the side of pressurization
Formula promptly composite molding.Later, as shown in Figure 3d, medial and lateral cam 1,2, expanding folder are operated according to the operation inverted order
Head core 10 is shunk, and shrinkage type collet core 20 is expanded, and forms internal and external screw thread portion to easily take out
The machined object A of A1, A2.Here, the shrinkage type collet core 20 is configured to pass through bullet on fixed outer cam 2
Property body upward direction is flexibly supported.
If shunk in addition, the shrinkage type collet core 20 is moved by the inclined surface with outer cam 2
In machined object A outer peripheral surface mold outside threads portion A2, then spiral is carried out along machined object A outer peripheral surface together with outer cam 2
Movement.In Fig. 2 C and Fig. 3 step C, shrinkage type collet core 20 and outer cam 2 carry out screw together, in such as Fig. 4
Shown in carry out rotation process in 1~10 ° of range a.
Therefore, when having the advantages that the convergent force mold outside threads portion A2 by the shrinkage type collet core 20,
Even if because the area of unformed external thread part A2 is generated there are notch between multiple thread cores 24 in combination with each other
Between A3, the effect of tapping (tapping) can also be played by the screw of shrinkage type collet core 20, so that outside
With the not having unformed portion close molding of the entire section threaded portion A2.
On the other hand, each thread core 24 of the shrinkage type collet core 20 is configured to, on the outside 2 inner circumferential of cam
Face carries out the combination of key and keyway, so that up and down direction movement is allowed to, left and right directions movement is limited, if cam outward
Apply rotation process power on 2, then carries out screw together with shrinkage type collet core 20.
The structure is more particularly to being advantageously applied to the thread forming of bung.
Claims (6)
1. a kind of compression type internal and external screw thread portion's composite molding system characterized by comprising
Expanding collet core (10) is configured to be expanded by moving with the inclined surface of inside cam (1), added
Work object (A) inner peripheral surface forms internal thread part (A1)；
Shrinkage type collet core (20) is configured to be oppositely arranged with the expanding collet core (10), by with it is outer
The inclined surface of side cam (2), which moves, is shunk, in machined object (A) outer peripheral surface mold outside threads portion (A2)；
The expanding and shaping power of the expanding collet core (10) and the contraction forming force of shrinkage type collet core (20) exist
Machined object (A) inside and outside circumferential surface mutually works to reverse direction simultaneously, to be press-formed internal and external screw thread portion (A1, A2).
2. compression type internal and external screw thread according to claim 1 portion's composite molding system, which is characterized in that
The expanding collet core (10) includes:
Rail block (12) is transferred along inside cam (1)；
Multiple internal diameter whorl type cores (14), the rounded configuration in the form of being pressurized in machined object (A) inner peripheral surface, in molding
Threaded portion (A1)；
Elastic piece (16) connects rail block (12) and internal diameter whorl type core (14)；
The inclined surface (18) that banking motion is carried out with inside cam (1) is provided in internal diameter thread core (14) inner peripheral surface.
3. compression type internal and external screw thread according to claim 1 portion's composite molding system, which is characterized in that
The shrinkage type collet core (20) includes:
Rail block (22) is transferred along outer cam (2)；
Multiple outer-diameter threads type cores (24), the rounded configuration in the form of being pressurized in machined object (A) outer peripheral surface, molding are outer
Threaded portion (A2)；
Elastic piece (26) connects rail block (22) and outer-diameter threads type core (24)；
The inclined surface (28) that banking motion is carried out with outer cam (2) is provided in outer diameter thread core (24) outer peripheral surface.
4. special according to claim 1 to compression type internal and external screw thread portion's composite molding system described in any one in 3
Sign is,
The shrinkage type collet core (20) supports if being led handle (29) and is moved to external screw thread along outer cam (2)
Portion (A2) shaping position is then shunk by outer cam (2) feeding force, in machined object (A) outer peripheral surface mold outside threads
Portion (A2).
5. according to claim 1 to the composite molding system, compression type internal and external screw thread portion described in any one of claim 3
System, which is characterized in that
The outer cam (2) is set as fixed, and shrinkage type collet core (20) is obtained by inside cam (1) feeding force
Pressurization, thus outward cam (2) medial movement while generate convergent force, in machined object (A) outer peripheral surface mold outside threads
Portion (A2).
6. according to claim 1 to compression type internal and external screw thread portion's composite molding system, feature described in any one of 3
It is,
The shrinkage type collet core (20) is being added if moving to obtain to shrink by the inclined surface with outer cam (2)
Work object (A) outer peripheral surface mold outside threads portion (A2) then carries out spiral shell along machined object (A) outer peripheral surface together with outer cam (2)
Rotation movement.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR10-2018-0018402 | 2018-02-14 | ||
| KR1020180018402A KR102001178B1 (en) | 2018-02-14 | 2018-02-14 | Press type screw compound forming system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209647462U true CN209647462U (en) | 2019-11-19 |
Family
ID=65516427
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920182616.3U Active CN209647462U (en) | 2018-02-14 | 2019-02-01 | Bung compression type internal and external screw thread portion's composite molding system |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US11135640B2 (en) |
| EP (1) | EP3530367A1 (en) |
| JP (1) | JP3221080U (en) |
| KR (1) | KR102001178B1 (en) |
| CN (1) | CN209647462U (en) |
Family Cites Families (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2442965A (en) | 1944-09-15 | 1948-06-08 | Aluminium Company | Forming caps, closures, and the like |
| US2664136A (en) * | 1950-09-28 | 1953-12-29 | Armstrong Cork Co | Method and apparatus for forming threaded articles |
| US3537234A (en) * | 1967-11-07 | 1970-11-03 | Continental Can Co | Container cap construction |
| JPS57181734A (en) | 1981-04-28 | 1982-11-09 | Yamato Tekkosho:Kk | Screw forming device of head plate of vessel such as metallic drum or the like |
| US4416142A (en) * | 1981-08-31 | 1983-11-22 | Olin Corporation | Apparatus for simultaneously forming a cap member with internal threads |
| JPS5870928A (en) * | 1981-10-23 | 1983-04-27 | Naniwa Koukin Kk | Method and apparatus for forming threaded cap of metallic container |
| US4663837A (en) * | 1983-05-02 | 1987-05-12 | Snydergeneral Corporation | Apparatus for manufacturing a furnace heat exchanger and plate assembly |
| US4893390A (en) * | 1988-09-01 | 1990-01-16 | Snyder General Corporation | Method and expander for manufacturing a furnace heat exchanger and plate assembly |
| JPH05161935A (en) * | 1991-12-11 | 1993-06-29 | Tannami Kogyo Kk | Thread rolling machine of top plate of metallic drum container |
| JP3099035B2 (en) * | 1993-08-23 | 2000-10-16 | シャープ株式会社 | Press forming machine |
| JPH07314070A (en) * | 1994-05-26 | 1995-12-05 | Daiwa Syst Kk | Manufacture of force-fitting flange made of metallic sheet for container such as drum can |
| JPH10156479A (en) | 1996-12-02 | 1998-06-16 | Matsushita Electric Ind Co Ltd | Thread forming method and press forming device |
| JP3408121B2 (en) * | 1997-08-26 | 2003-05-19 | 林 俊臣 | Mold for forming spiral strips on metal tubes |
| KR101092020B1 (en) | 2009-05-22 | 2011-12-12 | 김만수 | A forming method of drum can stopper to be improved |
-
2018
- 2018-02-14 KR KR1020180018402A patent/KR102001178B1/en active
-
2019
- 2019-01-31 US US16/264,647 patent/US11135640B2/en active Active
- 2019-02-01 CN CN201920182616.3U patent/CN209647462U/en active Active
- 2019-02-08 EP EP19156170.3A patent/EP3530367A1/en not_active Withdrawn
- 2019-02-13 JP JP2019000473U patent/JP3221080U/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| JP3221080U (en) | 2019-04-25 |
| KR102001178B1 (en) | 2019-10-01 |
| EP3530367A1 (en) | 2019-08-28 |
| US20190247911A1 (en) | 2019-08-15 |
| US11135640B2 (en) | 2021-10-05 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101767164B (en) | Method for producing thin-wall metal circular ring and grading stamping mould used therefor | |
| CN102357599B (en) | Progressive stamping die for producing thin-wall metal rings | |
| CN202447510U (en) | Stamping compound die for dustproof covers of bearings | |
| CN1129412A (en) | Formation method for casing of metal container | |
| EA025944B1 (en) | Shaped metal container and method for making same | |
| CN102407261A (en) | Flange nut stamping die and method | |
| JP6229178B2 (en) | Processing method for ring products | |
| WO2003082496A1 (en) | Method and apparatus for making a can lid shell | |
| CN209647462U (en) | Bung compression type internal and external screw thread portion's composite molding system | |
| CN103212635A (en) | Car transmission synchronizer gear ring fine blanking and deep drawing combined forming process and mold | |
| JP6859718B2 (en) | Deep drawing method | |
| CN102248092B (en) | Demoulding device for thin-wall deep-drawing part process | |
| CN208276007U (en) | Expanding die | |
| CN106216525A (en) | Welding electrode cap manufacture diel | |
| CN105598330A (en) | Plastic molding method of eccentric hexagonal shaft pin | |
| CN102039351A (en) | Method for simultaneously forming screw and gasket | |
| CN101704048B (en) | Process for stamping thin-wall battery case by using joggle die and joggle die | |
| JPS6310037A (en) | Automatic producing method for spur gear | |
| CN209156907U (en) | A kind of breakdown drawing and forming combination die | |
| CN202877381U (en) | Mobile type three-petal fan-shaped punch | |
| CN102430631A (en) | Spinning tool | |
| CN102151786A (en) | Wobbler screw head die forging device and die forging method thereof | |
| CN203330262U (en) | Housing washer special mold used for multi-piece small engineering vehicle wheel | |
| CN210098733U (en) | Horn cavity die | |
| WO2022004222A1 (en) | Workpiece production apparatus |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |